


Heat Index Forecast Tables
Issued by NWS
Issued by NWS
319 FMUS23 KWNH 171657 PRBEHL DAYS 3--7 HEAT INDEX FORECAST TABLES NWS WEATHER PREDICTION CENTER COLLEGE PARK MD 1655 UTC TUE JUN 17 2025 MINIMUM HEAT INDEX (DEG F) AND MINIMUM HI PROB (%) FRCSTS AT EASTERN US CITIES - DAYS 3 TO 7 FROM TUE JUN 17 2025 AKRON-CANTON_OH ALBANY_NY CAK 0620 0621 0622 0623 0624 ALB 0620 0621 0622 0623 0624 MIN 60 65 70 74 75 MIN 60 61 69 73 75 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 0 0 0 0 0 %>90 0 0 0 0 0 %>90 0 0 0 0 0 %>85 0 0 0 0 1 %>85 0 0 0 1 2 %>80 0 0 1 7 13 %>80 0 0 0 7 15 %>75 0 1 12 37 49 %>75 0 0 6 37 50 %>70 0 11 54 80 86 %>70 2 3 42 78 85 ASHEVILLE_NC ATLANTA_GA AVL 0620 0621 0622 0623 0624 ATL 0620 0621 0622 0623 0624 MIN 64 65 67 68 68 MIN 73 73 74 75 75 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 0 0 0 0 0 %>90 0 0 0 0 0 %>90 0 0 0 0 0 %>85 0 0 0 0 0 %>85 0 0 0 0 1 %>80 0 0 0 0 0 %>80 0 0 2 3 11 %>75 0 0 1 2 3 %>75 14 17 40 44 51 %>70 2 4 15 24 27 %>70 93 87 94 94 90 BALTIMORE_MD BIRMINGHAM_AL BWI 0620 0621 0622 0623 0624 BHM 0620 0621 0622 0623 0624 MIN 67 69 73 77 80 MIN 72 72 74 75 75 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 1 %>95 0 0 0 0 0 %>90 0 0 0 1 6 %>90 0 0 0 0 0 %>85 0 0 0 8 22 %>85 0 0 0 0 1 %>80 0 0 3 31 51 %>80 1 2 5 8 11 %>75 3 3 32 67 80 %>75 15 23 40 48 52 %>70 28 40 81 91 95 %>70 75 74 89 90 92 BOSTON_MA BUFFALO_NY BOS 0620 0621 0622 0623 0624 BUF 0620 0621 0622 0623 0624 MIN 66 64 69 71 75 MIN 59 66 72 75 75 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 1 %>95 0 0 0 0 0 %>90 0 0 0 1 3 %>90 0 0 0 0 0 %>85 0 0 0 3 11 %>85 0 0 0 0 1 %>80 0 0 0 12 27 %>80 0 0 1 5 13 %>75 2 0 7 30 50 %>75 0 1 20 46 49 %>70 17 5 37 57 74 %>70 0 15 78 94 86 CHARLESTON_SC CHARLESTON_WV CHS 0620 0621 0622 0623 0624 CRW 0620 0621 0622 0623 0624 MIN 78 77 78 78 78 MIN 64 65 70 73 74 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 0 0 0 0 0 %>90 0 0 0 0 0 %>90 0 0 0 0 0 %>85 6 3 4 2 3 %>85 0 0 0 0 0 %>80 32 25 28 23 24 %>80 0 0 0 0 3 %>75 71 72 85 82 77 %>75 0 0 3 18 38 %>70 95 97 100 100 99 %>70 3 4 50 83 90 CHARLOTTE_NC CHICAGO_IL CLT 0620 0621 0622 0623 0624 ORD 0620 0621 0622 0623 0624 MIN 71 72 74 75 75 MIN 66 73 77 77 76 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 0 0 0 0 1 %>90 0 0 0 0 0 %>90 0 0 1 2 3 %>85 0 0 0 1 4 %>85 0 0 7 8 11 %>80 1 0 3 14 19 %>80 0 4 27 27 28 %>75 14 16 37 51 53 %>75 1 32 67 66 55 %>70 67 76 88 87 84 %>70 15 81 92 90 79 CINCINNATI_OH CLEVELAND_OH LUK 0620 0621 0622 0623 0624 CLE 0620 0621 0622 0623 0624 MIN 65 68 73 75 77 MIN 63 68 73 76 76 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 0 0 0 0 1 %>90 0 0 0 0 0 %>90 0 0 0 1 3 %>85 0 0 0 0 1 %>85 0 0 0 5 11 %>80 0 0 3 9 15 %>80 0 0 2 21 30 %>75 0 1 29 53 68 %>75 0 4 25 54 57 %>70 2 24 79 93 97 %>70 4 32 76 84 81 COLUMBIA_SC COLUMBUS_OH CAE 0620 0621 0622 0623 0624 TZR 0620 0621 0622 0623 0624 MIN 74 74 75 75 76 MIN 63 67 73 75 76 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 0 0 0 0 0 %>90 0 0 0 0 0 %>90 0 0 0 0 0 %>85 0 0 0 1 4 %>85 0 0 0 0 1 %>80 6 3 6 11 20 %>80 0 0 2 9 16 %>75 39 43 47 53 55 %>75 0 1 25 54 65 %>70 84 92 92 91 86 %>70 0 18 76 94 96 DAYTON_OH DETROIT_MI MGY 0620 0621 0622 0623 0624 DET 0620 0621 0622 0623 0624 MIN 64 68 73 75 76 MIN 63 71 76 78 78 %>100 0 0 0 0 0 %>100 0 0 0 0 1 %>95 0 0 0 0 0 %>95 0 0 0 1 2 %>90 0 0 0 0 0 %>90 0 0 1 6 8 %>85 0 0 0 0 0 %>85 0 0 6 18 21 %>80 0 0 2 7 10 %>80 0 1 24 40 40 %>75 0 1 30 56 69 %>75 0 14 56 65 63 %>70 1 24 82 96 99 %>70 6 55 84 85 82 EVANSVILLE_IN GRAND_RAPIDS_MI EVV 0620 0621 0622 0623 0624 GRR 0620 0621 0622 0623 0624 MIN 69 73 77 78 78 MIN 62 70 77 77 75 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 0 0 0 0 1 %>90 0 0 0 0 0 %>90 0 0 1 2 3 %>85 0 0 2 1 2 %>85 0 0 8 10 11 %>80 0 2 25 25 28 %>80 0 1 29 30 27 %>75 1 26 75 86 82 %>75 0 13 63 60 50 %>70 35 79 98 100 99 %>70 1 55 88 85 72 GREENSBORO_NC HUNTSVILLE_AL GSO 0620 0621 0622 0623 0624 HSV 0620 0621 0622 0623 0624 MIN 69 69 72 74 74 MIN 72 72 75 76 76 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 0 0 0 0 0 %>90 0 0 0 0 0 %>90 0 0 0 0 0 %>85 0 0 0 0 3 %>85 0 0 0 0 0 %>80 0 0 1 7 16 %>80 0 0 0 2 7 %>75 5 2 18 39 45 %>75 5 14 45 65 73 %>70 36 33 70 82 78 %>70 88 79 99 100 100 INDIANAPOLIS_IN KNOXVILLE_TN IND 0620 0621 0622 0623 0624 TYS 0620 0621 0622 0623 0624 MIN 66 70 76 76 77 MIN 69 68 73 74 74 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 0 0 0 0 0 %>90 0 0 0 0 0 %>90 0 0 0 0 0 %>85 0 0 1 0 0 %>85 0 0 0 0 0 %>80 0 0 13 14 13 %>80 0 0 0 1 1 %>75 0 6 56 68 72 %>75 1 1 15 32 34 %>70 3 51 92 98 98 %>70 38 26 85 92 92 LEXINGTON_KY LOUISVILLE_KY LEX 0620 0621 0622 0623 0624 SDF 0620 0621 0622 0623 0624 MIN 64 66 71 73 75 MIN 66 69 74 76 77 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 0 0 0 0 0 %>90 0 0 0 0 0 %>90 0 0 0 0 0 %>85 0 0 0 0 0 %>85 0 0 0 0 0 %>80 0 0 1 3 7 %>80 0 0 4 8 16 %>75 0 1 13 31 47 %>75 0 3 38 62 73 %>70 3 15 59 81 91 %>70 6 41 87 97 98 MEMPHIS_TN MIAMI_FL MEM 0620 0621 0622 0623 0624 MIA 0620 0621 0622 0623 0624 MIN 73 77 78 78 78 MIN 85 84 85 85 85 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 3 2 2 2 2 %>90 0 0 0 0 0 %>90 16 14 16 16 15 %>85 0 1 1 1 1 %>85 45 42 51 50 46 %>80 0 15 25 20 22 %>80 80 78 88 88 82 %>75 21 68 83 82 79 %>75 97 96 98 98 97 %>70 89 98 100 100 99 %>70 100 100 100 100 100 MILWAUKEE_WI MOBILE_AL MKE 0620 0621 0622 0623 0624 MOB 0620 0621 0622 0623 0624 MIN 65 72 75 75 73 MIN 76 76 76 76 76 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 0 0 0 0 0 %>90 0 0 0 0 1 %>90 1 1 0 0 0 %>85 0 0 2 1 4 %>85 6 6 4 3 3 %>80 0 1 13 11 14 %>80 23 26 22 19 20 %>75 0 18 54 50 37 %>75 54 61 62 58 60 %>70 4 73 91 91 69 %>70 83 88 92 91 91 NASHVILLE_TN NEW_YORK_CITY_NY BNA 0620 0621 0622 0623 0624 NYC 0620 0621 0622 0623 0624 MIN 70 71 74 76 77 MIN 67 68 72 77 79 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 0 0 0 0 0 %>90 0 0 0 0 0 %>90 0 0 0 0 3 %>85 0 0 0 0 0 %>85 0 0 0 5 15 %>80 0 0 3 7 15 %>80 0 0 2 27 43 %>75 2 8 40 66 74 %>75 2 1 25 66 75 %>70 50 66 91 99 99 %>70 22 29 75 93 94 NORFOLK_VA ORLANDO_FL ORF 0620 0621 0622 0623 0624 ORL 0620 0621 0622 0623 0624 MIN 74 73 75 78 80 MIN 77 77 78 78 78 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 1 %>95 0 0 0 0 0 %>90 0 0 0 1 5 %>90 0 0 0 0 0 %>85 0 0 0 8 22 %>85 0 0 0 0 0 %>80 7 1 8 33 51 %>80 13 4 9 17 17 %>75 45 31 52 68 78 %>75 86 85 92 91 92 %>70 87 84 90 91 93 %>70 100 100 100 100 100 PHILADELPHIA_PA PITTSBURGH_PA PHL 0620 0621 0622 0623 0624 PIT 0620 0621 0622 0623 0624 MIN 66 67 72 77 79 MIN 61 65 70 74 75 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 1 %>95 0 0 0 0 0 %>90 0 0 0 2 6 %>90 0 0 0 0 0 %>85 0 0 0 10 20 %>85 0 0 0 0 0 %>80 0 0 2 31 44 %>80 0 0 0 2 8 %>75 3 1 21 61 71 %>75 0 0 5 33 56 %>70 20 20 66 86 90 %>70 0 5 51 90 95 PORTLAND_ME PROVIDENCE_RI PWM 0620 0621 0622 0623 0624 PVD 0620 0621 0622 0623 0624 MIN 63 58 62 66 69 MIN 65 64 68 72 74 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 0 0 0 0 0 %>90 0 0 0 0 1 %>90 0 0 0 0 2 %>85 0 0 0 0 2 %>85 0 0 0 3 7 %>80 0 0 0 1 8 %>80 0 0 0 12 22 %>75 0 0 1 6 21 %>75 2 0 6 31 46 %>70 5 0 7 24 43 %>70 14 5 31 59 73 RALEIGH-DURHAM_NC RICHMOND_VA RDU 0620 0621 0622 0623 0624 RIC 0620 0621 0622 0623 0624 MIN 72 72 74 76 77 MIN 70 69 73 75 77 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 0 0 0 0 0 %>90 0 0 0 0 1 %>90 0 0 0 0 2 %>85 0 0 0 2 8 %>85 0 0 0 4 12 %>80 1 0 4 19 30 %>80 1 0 3 18 34 %>75 20 14 42 63 64 %>75 10 3 26 49 64 %>70 79 76 90 93 89 %>70 46 37 74 81 87 SAVANNAH_GA TALLAHASSEE_FL SAV 0620 0621 0622 0623 0624 TLH 0620 0621 0622 0623 0624 MIN 76 76 77 77 76 MIN 75 76 76 76 76 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 0 0 0 0 0 %>90 0 0 0 0 0 %>90 0 0 0 0 0 %>85 1 2 2 1 1 %>85 1 1 0 1 1 %>80 16 16 18 14 13 %>80 13 10 8 15 14 %>75 62 63 71 69 63 %>75 54 56 59 63 63 %>70 95 96 99 99 98 %>70 91 95 97 95 96 TAMPA_FL WASHINGTON_DC TPA 0620 0621 0622 0623 0624 DCA 0620 0621 0622 0623 0624 MIN 79 78 78 78 78 MIN 67 69 73 77 80 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 0 0 0 0 1 %>90 2 1 0 0 0 %>90 0 0 0 1 6 %>85 11 6 5 5 4 %>85 0 0 0 8 22 %>80 40 31 34 33 31 %>80 0 0 3 30 51 %>75 76 72 81 80 80 %>75 4 2 31 64 79 %>70 95 95 98 98 98 %>70 26 32 79 90 94 URL IS WWW.WPC.NCEP.NOAA.GOV $$